private void ThisAddIn_Startup(object sender, System.EventArgs e) { Microsoft.Office.Interop.Outlook._Application OutlookObject = new Microsoft.Office.Interop.Outlook.Application(); //Create a new Contact Item Microsoft.Office.Interop.Outlook.ContactItem contact = OutlookObject.CreateItem( Microsoft.Office.Interop.Outlook.OlItemType.olContactItem); //Set different properties of this Contact Item. contact.FirstName = "Mellissa"; contact.LastName = "MacBeth"; contact.JobTitle = "Account Representative"; contact.CompanyName = "Contoso Ltd."; contact.OfficeLocation = "36/2529"; contact.BusinessTelephoneNumber = "4255551212 x432"; contact.BusinessAddressStreet = "1 Microsoft Way"; contact.BusinessAddressCity = "Redmond"; contact.BusinessAddressState = "WA"; contact.BusinessAddressPostalCode = "98052"; contact.BusinessAddressCountry = "United States of America"; contact.Email1Address = "*****@*****.**"; contact.Email1AddressType = "SMTP"; contact.Email1DisplayName = "Melissa MacBeth ([email protected])"; //Save the Contact to disc contact.SaveAs("OutlookContact.vcf", OlSaveAsType.olVCard); }